A long, straight, horizontal wire carries current toward the east. An electron moves toward the east alongside and just south of the wire. What is the direction of the magnetic force on the electron?
A) toward the north
B) toward the south
C) upward
D) downward
E) toward the west.
Question 2
A long, straight, horizontal wire carries current toward the east. A proton moves toward the east alongside and just south of the wire. What is the direction of the magnetic force on the proton?
A) toward the north
B) toward the south
C) upward
D) downward
E) toward the east.
the comet Encke riding along its pebbly trail of debris (long diagonal line) between the orbits of M
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